Prey depletion is a problem for many orca populations, as is biocontamination, increasing ship traffic, harassment, conflict with fisheries, habitat loss, risk of oil spills, and noise pollution. In some regions â Greenland, Japan, Indonesia, and some Caribbean islands â they are still victims of whaling efforts.
Yet, since not all phytonutrients give color, it's important to not overlook some off-white foods as wellâfor example, garlic, onions, and leeks are rich in powerful sulfur-containing phytonutrients.
1 Flavonoids, found in fruits and vegetables. 2  Foods rich in vitamins A, C and E (eg, carrots, oranges, wheat germ, almonds)  Glutathione, found in avocado, watermelon, asparagus, walnuts, fresh fruits and veggies, and the nutrients n-acetylcysteine, cysteine and methionine.